/Engine/Source/Editor/UnrealEd/Public/EditorCategoryUtils.h
Returns the set of categories that should be hidden, categories that are both explicitly hidden and explicitly shown will not be included in this list (current behavior is that such categories should be shown). This occurs when you show a class that your parent has hidden.
The set of categories that should be hidden.
namespace FEditorCategoryUtils { [TSet](API\Runtime\Core\Containers\TSet)< [FString](API\Runtime\Core\Containers\FString) > FEditorCategoryUtils::GetHiddenCategories ( const [UStruct](API\Runtime\CoreUObject\UObject\UStruct) * Class ) }